Display screen or portion thereof with graphical user interface



The sole FIGURE is a front view of a display screen or portion thereof with graphical user interface showing our new design.

The outer perimeter broken lines in the FIGURE depict a display screen or portion thereof and form no part of the claimed design.

The remaining broken lines in the FIGURE depict portions of the graphical user interface that form no part of the claimed design.

The solid black and greyscale shading shown in the FIGURE represents a contrast of appearance. 

CLAIM The ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 